Earnings Per Share And Shareholders' Equity (Schedule of Company's Repurchase Program) (Details) (November 2012 Repurchase Program [Member], USD $) In Millions, except Share data in Thousands, unless otherwise specified	9 Months Ended
	Nov. 01, 2014	Nov. 02, 2013	Nov. 01, 2014 Accounts Payable [Member]	Feb. 01, 2014 Accounts Payable [Member]	Nov. 02, 2013 Accounts Payable [Member]
Amount Authorized	$ 250
Shares Repurchased	826	1,217
Amount Repurchased	45	55
Average Stock Price of Shares Repurchased within Program	$ 48.52
Remaining authorized repurchase amount	131
Share repurchase reflected in Accounts payable			$ 0	$ 3	$ 0